lavfi/misc_vaapi: use default value setting if without arguments.

[ffmpeg] / libavdevice / decklink_common.cpp

diff --git a/libavdevice/decklink_common.cpp b/libavdevice/decklink_common.cpp
index 2bd63ac820c751588a42317e0e5a89de95a677f5..d1576b85535dc4c98c4ea8dcecefbe4d356a560b 100644 (file)
--- a/libavdevice/decklink_common.cpp
+++ b/libavdevice/decklink_common.cpp
@@ -29,7 +29,18 @@ extern "C" {
 #ifdef _WIN32
 #include <DeckLinkAPI_i.c>
 #else
+/* The file provided by the SDK is known to be missing prototypes, which doesn't
+   cause issues with GCC since the warning doesn't apply to C++ files.  However
+   Clang does complain (and warnings are treated as errors), so suppress the
+   warning just for this one file */
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wmissing-prototypes"
+#endif
 #include <DeckLinkAPIDispatch.cpp>
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
 #endif
 
 extern "C" {
@@ -75,7 +86,6 @@ static char *dup_wchar_to_utf8(wchar_t *w)
 #define DECKLINK_STR    OLECHAR *
 #define DECKLINK_STRDUP dup_wchar_to_utf8
 #define DECKLINK_FREE(s) SysFreeString(s)
-#define DECKLINK_BOOL BOOL
 #elif defined(__APPLE__)
 static char *dup_cfstring_to_utf8(CFStringRef w)
 {
@@ -86,13 +96,11 @@ static char *dup_cfstring_to_utf8(CFStringRef w)
 #define DECKLINK_STR    const __CFString *
 #define DECKLINK_STRDUP dup_cfstring_to_utf8
 #define DECKLINK_FREE(s) CFRelease(s)
-#define DECKLINK_BOOL bool
 #else
 #define DECKLINK_STR    const char *
 #define DECKLINK_STRDUP av_strdup
 /* free() is needed for a string returned by the DeckLink SDL. */
 #define DECKLINK_FREE(s) free((void *) s)
-#define DECKLINK_BOOL bool
 #endif
 
 HRESULT ff_decklink_get_display_name(IDeckLink *This, const char **displayName)
@@ -148,23 +156,12 @@ static DECKLINK_BOOL field_order_eq(enum AVFieldOrder field_order, BMDFieldDomin
     return false;
 }
 
-int ff_decklink_set_format(AVFormatContext *avctx,
-                               int width, int height,
-                               int tb_num, int tb_den,
-                               enum AVFieldOrder field_order,
-                               decklink_direction_t direction, int num)
-{
+int ff_decklink_set_configs(AVFormatContext *avctx,
+                            decklink_direction_t direction) {
     struct decklink_cctx *cctx = (struct decklink_cctx *)avctx->priv_data;
     struct decklink_ctx *ctx = (struct decklink_ctx *)cctx->ctx;
-    BMDDisplayModeSupport support;
-    IDeckLinkDisplayModeIterator *itermode;
-    IDeckLinkDisplayMode *mode;
-    int i = 1;
     HRESULT res;
 
-    av_log(avctx, AV_LOG_DEBUG, "Trying to find mode for frame size %dx%d, frame timing %d/%d, field order %d, direction %d, mode number %d, format code %s\n",
-        width, height, tb_num, tb_den, field_order, direction, num, (cctx->format_code) ? cctx->format_code : "(unset)");
-
     if (ctx->duplex_mode) {
         DECKLINK_BOOL duplex_supported = false;
 
@@ -181,7 +178,6 @@ int ff_decklink_set_format(AVFormatContext *avctx,
             av_log(avctx, AV_LOG_WARNING, "Unable to set duplex mode, because it is not supported.\n");
         }
     }
-
     if (direction == DIRECTION_IN) {
         int ret;
         ret = decklink_select_input(avctx, bmdDeckLinkConfigAudioInputConnection);
@@ -190,6 +186,28 @@ int ff_decklink_set_format(AVFormatContext *avctx,
         ret = decklink_select_input(avctx, bmdDeckLinkConfigVideoInputConnection);
         if (ret < 0)
             return ret;
+    }
+    return 0;
+}
+
+int ff_decklink_set_format(AVFormatContext *avctx,
+                               int width, int height,
+                               int tb_num, int tb_den,
+                               enum AVFieldOrder field_order,
+                               decklink_direction_t direction, int num)
+{
+    struct decklink_cctx *cctx = (struct decklink_cctx *)avctx->priv_data;
+    struct decklink_ctx *ctx = (struct decklink_ctx *)cctx->ctx;
+    BMDDisplayModeSupport support;
+    IDeckLinkDisplayModeIterator *itermode;
+    IDeckLinkDisplayMode *mode;
+    int i = 1;
+    HRESULT res;
+
+    av_log(avctx, AV_LOG_DEBUG, "Trying to find mode for frame size %dx%d, frame timing %d/%d, field order %d, direction %d, mode number %d, format code %s\n",
+        width, height, tb_num, tb_den, field_order, direction, num, (cctx->format_code) ? cctx->format_code : "(unset)");
+
+    if (direction == DIRECTION_IN) {
         res = ctx->dli->GetDisplayModeIterator (&itermode);
     } else {
         res = ctx->dlo->GetDisplayModeIterator (&itermode);